Chromium
Cr51.996 g/mol Calculated
Also called Chrome and Cr.
The element that makes stainless steel stainless and gives chrome plating its mirror. Its name comes from the Greek for colour. Element 24.
Sources and notes
- The introductionfrom sourceMoleculeFinder curated
- Other namesfrom sourceWikidataIts English label and aliases on Wikidata.
- Formula and weightcomputedPubChem
- 2D drawingcomputedPubChem structure, drawn by RDKit
Where you encounter it
A pure element or an engineered material, rather than an ingredient in a product.
Sources and notes
- The line abovefrom sourceMoleculeFinder curatedFrom the group the molecule belongs to.
Properties and sources
Calculated by PubChem
- Molecular formula
- Cr
- Molecular weight
- 51.996 g/mol
Reported Hazard label (GHS), ECHA, HSDB via PubChem
Danger Irritant pictogram (GHS07), Health hazard pictogram (GHS08) and Environmental pictogram (GHS09); hazard statements H317, H319, H334, H400, H410
Groups it belongs to
- Category
- Element & material
- Family
- Chemical elements
- Hazard classes
- Irritant, Health hazard, Environmental hazard, GHS Danger
- Size
- Under 100 g/mol
Questions
- What is Chromium?
- The element that makes stainless steel stainless and gives chrome plating its mirror. Its name comes from the Greek for colour. Element 24.
- How toxic is Chromium?
- Its GHS hazard label carries the signal word Danger and the hazard pictograms Irritant, Health hazard and Environmental. from source
- What kind of molecule is Chromium?
- Chromium has the formula Cr and a molecular weight of 51.996 g/mol. MoleculeFinder files it under chemical elements, in the element & material group. from sourcefrom sourcefrom sourcefrom source
- What else is Chromium called?
- Chromium is also called Cr. from source
Sources and notes
- Calculated valuescomputedPubChemComputed from the structure, so no laboratory conditions apply; complexity is PubChem's own structural score.
- Hazard labelfrom sourceECHA, HSDB via PubChemThe label combines these classifications.
- ECHAfrom sourceAttributionSource: European Chemicals Agency, echa.europa.eu.
- Data refreshedfrom sourceMoleculeFinder2026-11-09